Alert archive / Hawaii / Wind Advisories in 2021
Wind Advisory 10, NWS Honolulu, HI
NWS Honolulu, HI issued this wind advisory at Mar 13, 2021, 3:27 AM HST for Kauai County, Hawaii. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Mar 13, 2021, 3:27 AM HST (13:27 UTC)
- Expired
- Mar 13, 2021, 3:56 PM HST
- In force
- 12 hr
- Issued by
- NWS Honolulu, HI
County Kauai County, HI
The radar
The South Kauai radar (PHKI), 20 km from the middle of the area, began a volume at 13:31 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Lihue, (PHLI), launched 12:00Z, 1.5 hours before the alert went out and 37 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 214 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 777 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- -64 m²/s²
- 0-3 km storm-relative helicity
- -8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
525 WWHW70 PHFO 131327 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 327 AM HST Sat Mar 13 2021 ...WIND ADVISORY IN EFFECT FOR KAUAI AND NIIHAU... HIZ001>004-140230- /O.NEW.PHFO.WI.Y.0010.210313T1327Z-210314T0400Z/ Niihau-Kauai Windward-Kauai Leeward-Kauai Mountains- Including the cities of Lihue, Princeville, Poipu, Waimea, Hanapepe, and Kokee State Park 327 AM HST Sat Mar 13 2021 ...WIND ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING... * WHAT...Northeast winds 25 to 30 mph with localized gusts over 45 mph. * WHERE...Portions of Kauai and Niihau. * WHEN...Until 6 PM HST this evening. * IMPACTS...Winds this strong combined with saturated soils from recent heavy rainfall are capable of downing trees and causing power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should use extra caution. && $$ Gibbs
1 follow-up statement
697 WWHW70 PHFO 140156 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 356 PM HST Sat Mar 13 2021 HIZ001>004-140300- /O.CAN.PHFO.WI.Y.0010.000000T0000Z-210314T0400Z/ Niihau-Kauai Windward-Kauai Leeward-Kauai Mountains- Including the cities of Lihue, Princeville, Poipu, Waimea, Hanapepe, and Kokee State Park 356 PM HST Sat Mar 13 2021 ...WIND ADVISORY IS CANCELLED... Winds have dropped below advisory levels. $$
The office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 12, 3:12 PM HST | Winter Weather Advisory | HFO | Hawaii | 48 hr |
| Mar 12, 3:13 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 12, 4:08 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Mar 12, 4:16 PM HST | High Surf Advisory | HFO | Honolulu, Kauai, Kalawao | 3 days |
| Mar 12, 5:46 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 12, 8:36 PM HST | Flash Flood Warning | HFO | Kalawao | 18 hr |
| Mar 12, 10:59 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 12, 11:01 PM HST | Areal Flood Advisory | HFO | Kalawao | 6 hr |
| Mar 13, 3:23 AM HST | Areal Flood Advisory | HFO | Kalawao | 119 min |
| Mar 13, 4:05 AM HST | Areal Flood Advisory | HFO | Kauai | 2 hr |
| Mar 13, 4:43 AM HST | Areal Flood Advisory | HFO | Hawaii | 6 hr |
| Mar 13, 5:22 AM HST | Flash Flood Warning | HFO | Kalawao | 2 hr |
| Mar 13, 5:38 AM HST | Special Marine Warning | HFO | 112 min | |
| Mar 13, 6:03 AM HST | Special Weather Statement | HFO | Hawaii | 87 min |
| Mar 13, 6:22 AM HST | Flash Flood Warning | HFO | Kauai | 2 hr |
| Mar 13, 7:28 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 13, 9:19 AM HST | Special Marine Warning | HFO | 116 min | |
| Mar 13, 9:24 AM HST | Special Marine Warning | HFO | 111 min | |
| Mar 13, 10:31 AM HST | Areal Flood Advisory | HFO | Hawaii | 7 hr |
| Mar 13, 11:07 AM HST | Special Marine Warning | HFO | 113 min | |
| Mar 13, 11:09 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 13, 11:19 AM HST | Special Marine Warning | HFO | 116 min | |
| Mar 13, 12:38 PM HST | Areal Flood Advisory | HFO | Kauai | 15 hr |
| Mar 13, 12:47 PM HST | Special Marine Warning | HFO | 118 min | |
| Mar 13, 12:47 PM HST | Special Marine Warning | HFO | 108 min |
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.